Lean red meats, including beef, pork and lamb, can play an important part in a healthy balanced diet as they have a high nutrient density. This means that they contain a wide variety of nutrients in a relatively small amount of food.Meat is a major source of protein.
The olfactory epithelium is a specialized epithelial tissue inside the nasal cavity that is involved in smell. In humans, it measures about 9 cm 2 (3 centimeters by 3 centimeters) and lies on the roof of the nasal cavity about 7 cm above and behind the nostrils.
Inside your nose is the olfactory epithelium, which is a fancy word for âsmell device.â In the olfactory epithelium are more than 10 million scent receptors. These receptors can distinguish up to 10,000 different smells. Tiny odor molecules pass through the nose.